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Finding the Fourth Proportional to 548,655.60, 822,900.24 and 149,327.52

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Solution

The fourth proportional to 548,655.60, 822,900.24 and 149,327.52 is: 223,968.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,655.60 : 822,900.24 = 149,327.52 : x
  2. Step 2: Convert to fraction form
    548,655.60/822,900.24 = 149,327.52/x
  3. Step 3: Cross multiply
    548,655.60x = 822,900.24 × 149,327.52
  4. Step 4: Simplify right side
    548,655.60x = 122,881,652,046.61
  5. Step 5: Solve for x
    x = 122,881,652,046.61/548,655.60
  6. Step 6: Final answer
    x = 223,968.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.